Home / 173,330.44-238,964.70-137,638.60

Finding the Fourth Proportional to 173,330.44, 238,964.70 and 137,638.60

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Solution

The fourth proportional to 173,330.44, 238,964.70 and 137,638.60 is: 189,757.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,330.44 : 238,964.70 = 137,638.60 : x
  2. Step 2: Convert to fraction form
    173,330.44/238,964.70 = 137,638.60/x
  3. Step 3: Cross multiply
    173,330.44x = 238,964.70 × 137,638.60
  4. Step 4: Simplify right side
    173,330.44x = 32,890,766,757.42
  5. Step 5: Solve for x
    x = 32,890,766,757.42/173,330.44
  6. Step 6: Final answer
    x = 189,757.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.